Home / 3,648,335.25-5,472,503.15-988,943.25

Finding the Fourth Proportional to 3,648,335.25, 5,472,503.15 and 988,943.25

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Solution

The fourth proportional to 3,648,335.25, 5,472,503.15 and 988,943.25 is: 1,483,414.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648,335.25 : 5,472,503.15 = 988,943.25 : x
  2. Step 2: Convert to fraction form
    3,648,335.25/5,472,503.15 = 988,943.25/x
  3. Step 3: Cross multiply
    3,648,335.25x = 5,472,503.15 × 988,943.25
  4. Step 4: Simplify right side
    3,648,335.25x = 5,411,995,045,851.52
  5. Step 5: Solve for x
    x = 5,411,995,045,851.52/3,648,335.25
  6. Step 6: Final answer
    x = 1,483,414.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.